<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<title>FileUtility xref</title>
<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
</head>
<body>
<div id="overview"><a href="../../../../../../apidocs/com/katesoft/scale4j/common/io/FileUtility.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> com.katesoft.scale4j.common.io;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> com.katesoft.scale4j.common.lang.RuntimeUtility;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> org.springframework.core.io.ClassPathResource;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> org.springframework.core.io.Resource;
<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> org.springframework.core.io.UrlResource;
<a class="jxr_linenumber" name="7" href="#7">7</a>   
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> java.io.FileNotFoundException;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="11" href="#11">11</a>  
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> @author kate2007 */</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../com/katesoft/scale4j/common/io/FileUtility.html">FileUtility</a>
<a class="jxr_linenumber" name="14" href="#14">14</a>  {
<a class="jxr_linenumber" name="15" href="#15">15</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String PATH_SEPARATOR = File.pathSeparator;
<a class="jxr_linenumber" name="16" href="#16">16</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String SEPARATOR = File.separator;
<a class="jxr_linenumber" name="17" href="#17">17</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String LINE_SEPARATOR = System.getProperty(<span class="jxr_string">"line.separator"</span>);
<a class="jxr_linenumber" name="18" href="#18">18</a>      <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> File JAVA_HOME = <strong class="jxr_keyword">new</strong> File(System.getProperty(<span class="jxr_string">"java.home"</span>));
<a class="jxr_linenumber" name="20" href="#20">20</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> File USER_HOME = <strong class="jxr_keyword">new</strong> File(System.getProperty(<span class="jxr_string">"user.home"</span>));
<a class="jxr_linenumber" name="21" href="#21">21</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> File USER_DIR = <strong class="jxr_keyword">new</strong> File(System.getProperty(<span class="jxr_string">"user.dir"</span>));
<a class="jxr_linenumber" name="22" href="#22">22</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> File TMP_DIR = <strong class="jxr_keyword">new</strong> File(System.getProperty(<span class="jxr_string">"java.io.tmpdir"</span>));
<a class="jxr_linenumber" name="23" href="#23">23</a>  
<a class="jxr_linenumber" name="24" href="#24">24</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment">     * verifies that source file exists and that file is readable.</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment">     * @param file source file</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment">     * @throws IllegalArgumentException if source file is a directory or if not readable.</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment">     * @throws FileNotFoundException    if file does not exist</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> ensureFileIsReadable(<strong class="jxr_keyword">final</strong> File file) <strong class="jxr_keyword">throws</strong> FileNotFoundException
<a class="jxr_linenumber" name="32" href="#32">32</a>      {
<a class="jxr_linenumber" name="33" href="#33">33</a>          <strong class="jxr_keyword">if</strong> (!file.exists()) { <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> FileNotFoundException(String.format(<span class="jxr_string">"source file [%s] does not exist"</span>, file.toString())); }
<a class="jxr_linenumber" name="34" href="#34">34</a>          <strong class="jxr_keyword">if</strong> (file.isDirectory()) { <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(String.format(<span class="jxr_string">"source file [%s] is a directory"</span>, file.toString())); }
<a class="jxr_linenumber" name="35" href="#35">35</a>          <strong class="jxr_keyword">if</strong> (!file.canRead()) { <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(String.format(<span class="jxr_string">"source file [%s] is not readable"</span>, file)); }
<a class="jxr_linenumber" name="36" href="#36">36</a>      }
<a class="jxr_linenumber" name="37" href="#37">37</a>  
<a class="jxr_linenumber" name="38" href="#38">38</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> File fromClasspathSource(<strong class="jxr_keyword">final</strong> String source) <strong class="jxr_keyword">throws</strong> IOException
<a class="jxr_linenumber" name="39" href="#39">39</a>      {
<a class="jxr_linenumber" name="40" href="#40">40</a>          <strong class="jxr_keyword">final</strong> ClassPathResource resource = <strong class="jxr_keyword">new</strong> ClassPathResource(source);
<a class="jxr_linenumber" name="41" href="#41">41</a>          <strong class="jxr_keyword">return</strong> resource.getFile();
<a class="jxr_linenumber" name="42" href="#42">42</a>      }
<a class="jxr_linenumber" name="43" href="#43">43</a>  
<a class="jxr_linenumber" name="44" href="#44">44</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> Resource resolve(String path) <strong class="jxr_keyword">throws</strong> IOException
<a class="jxr_linenumber" name="45" href="#45">45</a>      {
<a class="jxr_linenumber" name="46" href="#46">46</a>          <strong class="jxr_keyword">if</strong> (path != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="47" href="#47">47</a>              ClassPathResource r1 = <strong class="jxr_keyword">new</strong> ClassPathResource(path);
<a class="jxr_linenumber" name="48" href="#48">48</a>              <strong class="jxr_keyword">if</strong> (r1.exists()) {<strong class="jxr_keyword">return</strong> r1;}
<a class="jxr_linenumber" name="49" href="#49">49</a>              UrlResource r2 = <strong class="jxr_keyword">new</strong> UrlResource(path);
<a class="jxr_linenumber" name="50" href="#50">50</a>              <strong class="jxr_keyword">if</strong> (r2.exists()) {<strong class="jxr_keyword">return</strong> r2;}
<a class="jxr_linenumber" name="51" href="#51">51</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(String.format(<span class="jxr_string">"resource %s does not exists"</span>, path));
<a class="jxr_linenumber" name="52" href="#52">52</a>          }
<a class="jxr_linenumber" name="53" href="#53">53</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="54" href="#54">54</a>      }
<a class="jxr_linenumber" name="55" href="#55">55</a>  
<a class="jxr_linenumber" name="56" href="#56">56</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String path(String... args)
<a class="jxr_linenumber" name="57" href="#57">57</a>      {
<a class="jxr_linenumber" name="58" href="#58">58</a>          StringBuilder builder = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="59" href="#59">59</a>          <strong class="jxr_keyword">for</strong> (String arg : args) {
<a class="jxr_linenumber" name="60" href="#60">60</a>              builder.append(arg.endsWith(SEPARATOR) ? arg : arg + SEPARATOR);
<a class="jxr_linenumber" name="61" href="#61">61</a>          }
<a class="jxr_linenumber" name="62" href="#62">62</a>          <strong class="jxr_keyword">return</strong> builder.toString();
<a class="jxr_linenumber" name="63" href="#63">63</a>      }
<a class="jxr_linenumber" name="64" href="#64">64</a>  
<a class="jxr_linenumber" name="65" href="#65">65</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../../com/katesoft/scale4j/common/io/FileUtility.html">FileUtility</a>() {}
<a class="jxr_linenumber" name="66" href="#66">66</a>  }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>

